Licensed Projects: Construction project construction, Construction Engineering Design, Special equipment design, Construction labor subcontracting, Surveying and mapping services, Special equipment manufacturing, Installation, modification and repair of special equipment, Power transmission、 powered by、 Installation of receiving power facilities、 Maintenance and testing, Electrical installation services, Building demolition work( Except blasting operations), Mining of non-coal mine mineral resources, Road freight transport( Does not contain dangerous goods)。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.) General Projects: Engage in investment activities with own funds, Financing Advisory Services, Foreign contracting projects, Technology import and export, Import and export of goods, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Engineering Management Services, Real estate registration agency services, Metrology technical services,Earthwork construction, Landscaping project construction, Fire protection technical services, General mechanical equipment installation services, Safety and technical training for special operations personnel, Water environment pollution prevention and control services, Water pollution control, Wastewater treatment and recycling, Atmospheric pollution prevention and control services, Air pollution control,Soil pollution control and remediation services, Solid waste management, Research and development of technologies for harmless resource utilization of agricultural and forestry waste, Resource recycling technology research and development, Land consolidation services, Cement product manufacturing, Concrete structural component manufacturing, Metal structure manufacturing, Building materials sales, Metal material sales, Metal structure sales, Mechanical and electrical equipment sales, Instrument sales, Rental Services( No licensed rental services), Construction machinery and equipment rental, Land use rights lease, Non-residential real estate rentals, Housing rental, Parking service, Property Management。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)